Structural support bracket



FIG. 1 is a front perspective view of a structural support bracket comprising the new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines are for illustrative purposes and form no part of the claimed design. 

The ornamental design for a structural support bracket, as shown and described. 